<template>
    <div class="icons">
        <swiper :options="swiperOption">
            <swiper-slide v-for="(page,index) of pages" :key="index" >
                <div class="icon" v-for="item of page" :key="item.id">
                    <div class="icon-img">
                        <img class="icon-img-content" :src="item.imgUrl">
                        <p class="icon-desc">{{item.desc}}</p>
                    </div>
                </div>
            </swiper-slide>
        </swiper>
    </div>
</template>

<script>
export default {
    name: 'HomeIcons',
    props: {
        list: Array
    },
    data () {
        return {
            swiperOption: {
                autoPlay: false
            }
        }
    },
    computed: {
        pages () {
            const pages = []
            this.list.forEach((item,index) => {
                const page = Math.floor(index / 8)
                if(!pages[page]){
                    pages[page] = []
                }
                pages[page].push(item)
            })
            return pages
        }
    }
}
</script>

<style lang="stylus" scoped>
    @import '~styles/varibles.styl'
    @import '~styles/mixins.styl'
    .icons >>> .swiper-container
        height: 0
        padding-bottom: 50%
    .icons
        margin-top: .1rem
    .icon
        position: relative
        overflow: hidden
        float: left
        width: 25%
        height: 0
        padding-bottom: 25%
        .icon-img
            position: absolute
            top: 0
            left: 0
            right: 0
            bottom: .44rem
            box-sizing: border-box
            padding: .1rem
            .icon-img-content
                height: 100%
                display: block
                margin: 0 auto
            .icon-desc
                position: absolute
                left: 0
                right: 0
                height: .44rem
                line-height: .44rem
                text-align: center
                color: $darkTextColor
                ellipsis()
</style>